Summary

Dr. John Blackman specializes in endocrinology with a focus on diabetes and metabolism. They earned their medical degree from the University of Medicine and Dentistry of New Jersey Robert Wood Johnson Medical School and completed residency training at the University of Chicago Medicine. With 42 years of experience in their field, Dr. Blackman brings extensive knowledge to patient care. They are fluent in English.

Dr. Blackman practices at Ohio State East Hospital and maintains multiple locations throughout Columbus, Ohio. They have particular expertise in managing Type 2 diabetes and geriatric diabetes care. Dr. Blackman performs essential diagnostic procedures including complete blood counts and A1c testing to monitor blood sugar control. Patients have given them an average rating of 4.2 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 42 years of experience
  • 44 insurance plans accepted
  • speaks English
  • University Of Chicago Medicine
  • 13 written reviews
  • 1 specialty
  • 15 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 4 office locations

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. John David Blackman has 4 locations

OhioHealth Endocrinology Physicians

4882 E Main St Ste 210Columbus, OH 43213
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Dr. John David Blackman

500 E Main St Ste 100Columbus, OH 43215

OhioHealth Physician Group Endocrinology

5150 E Dublin Granville Rd Ste 340Columbus, OH 43081

Compare with Similar Doctors

Dr. John David Blackman, MD
Dr. Pallavy Gopal Reddy, MD
Dr. Elena Alexia Christofides, MD
Karen M Weiland
Dr. John David Blackman, MDDr. Pallavy Gopal Reddy, MDDr. Elena Alexia Christofides, MDKaren M Weiland
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.8 
2.9 
42 Years of Experience 28 Years of Experience 31 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English, Spanish
Columbus , OHDublin , OHColumbus , OHColumbus , OH
Med School: University Of Medicine And Dentistry Of New Jersey Robert Wood Johnson Medical School Med School: University Of Miami Leonard M Miller School Of Medicine Med School: Ohio State University College Of Medicine & Public Health
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. John David Blackman

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna Better Health
  • Aetna Better Health - HMO
  • Aetna Better Health - Medicaid (Managed)
  • AmeriHealth - Medicaid
  • AmeriHealth - Medicaid (Managed)
  • Anthem Blue Cross
  • Anthem Blue Cross - Medicaid
  • Anthem Blue Cross - Medicaid (Managed)
  • Blue Cross Blue Shield
  • Buckeye Health Plan - Medicaid
  • Buckeye Health Plan - Medicaid (Managed)
  • CareSource
  • CareSource - Medicaid
  • CareSource - Medicaid (Managed)
  • Cigna
  • Golden Rule
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medical Mutual
  • Medical Mutual - Medicare (Advantage HMO)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • OhioHealthy
  • Optima Health
  • Optum Health
  • Palmetto GBA
  • Piedmont Community Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • Valor Health Plan

Medical Specialties

Dr. John David Blackman has the following specialty

Specialty Expertise

Dr. John David Blackman has the following 15 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Complications
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Metabolic Bone Diseases
  • Pituitary Diseases
  • Thyroid Diseases

Certifications, License, & Education

42 Years Experience

Education & Training

Residency

Completed their residency at University Of Chicago Medicine.

Medical School

Graduated from University Of Medicine And Dentistry Of New Jersey Robert Wood Johnson Medical School in 1984.

NPI Number

Dr. Blackman's NPI number is 1174694749.

Similar doctors

Frequently Asked Questions

Which hospitals is Dr. John Blackman affiliated with?
Dr. John Blackman is affiliated with Ohio State East Hospital.
How can I make an appointment with Dr. John Blackman?
You can find contact information for Dr. John Blackman here on Vitals.
Does Dr. John Blackman accept my insurance?
You can see the insurance plans that Dr. John Blackman accepts on their Vitals profile.
What languages does Dr. John Blackman speak?
Dr. John Blackman speaks English.
Where is Dr. John Blackman's office located?
Dr. John Blackman's office is located at 4882 E Main St Ste 210, Columbus, OH, 43213.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.